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Recessed Washer NSN 5310-00-931-7311

Item Description

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

NSN 5310-00-931-7311 NSN: 5310-00-931-7311

  Stock Availability

NSN 5310009317311 availability
(as of 03/15/2024).

  • NS: 31
  • NE: 1208

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Hole Diameter
Between 0.378 inches and 0.388 inches
Outside Diameter
0.687 inches
Recess Diameter
Between 0.483 inches and 0.495 inches
Material Thickness
0.078 inches
Recess Angle
45.0 degrees
Material
Stainless steel
Surface Treatment
Passivate
Style Designator
15 recessed
Specification Data
80205-nas1587 professional/industrial association standard
FSC
5310 Nuts And Washers
NIIN
009317311
NSN
5310009317311

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
LD153-0027-1006
Cage Code:
43999
Status:
A
MSDS:
Part Number:
NAS1587-6C
Cage Code:
80205
Status:
A
MSDS:
Part Number:
649-786-241-0
Cage Code:
F0301
Status:
A
MSDS:
Part Number:
10121843
Cage Code:
A486G
Status:
A
MSDS:
Part Number:
PL7517E87FIND43
Cage Code:
90099
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318220000
  • NAICS: 332722
  • SITC: 69422
  • Description: Washers other than lock washers, iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-931-7311
What are the manufacturers of nsn 5310009317311?
Does this nsn 5310009317311 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310009317311
A washer of any peripheral shape having a centrally located hole. both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. the thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. the maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. excludes washer, concave, retainer, packing, and thrust type washers. see also spacer, sleeve; and spacer, stepped.
Does nsn 5310009317311 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310009317311 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310009317311?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15933
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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